From nobody Tue Apr 7 14:05:05 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 48B5D3191BB; Fri, 3 Apr 2026 13:58:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775224734; cv=none; b=lVXlYxm3JUxAs3MNE+77pnllL/a8M+kPnAHQYT5RAY8vHNdDBiiNq/L/bASftbopwIx2S1q04RYfCG249+cfHp0AQXS2ahaKKaugA8zPEA5xoW8HTDgsscaNsqGoodx5r4LaCcQJnhMGyvVlp+PECKpQYOqnct5dm8QfuQdymfc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775224734; c=relaxed/simple; bh=T/JHgdTM/dmwAldKXPlwExJ7LzH5O9sTly+8x2zWWRU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=S6bTLGUw1uXMxY07TvTLgWlvtEdOAR1yODx6/7rVuMJZ45d78vdXE69akhPgelGCUnrNMeccTMWmcLdJc3W2KJ7MjOB1q4JRzVKlW3pNK+6vZ6Fs1hrdZ1PubXXhcohEoTP9qEZxYgm9MD9feUGet6qbk9DhXI27yBVvJYIsVDQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kRHPsgjr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kRHPsgjr" Received: by smtp.kernel.org (Postfix) with ESMTPS id E11C8C2BCB4; Fri, 3 Apr 2026 13:58:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775224734; bh=T/JHgdTM/dmwAldKXPlwExJ7LzH5O9sTly+8x2zWWRU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=kRHPsgjrDu+GdVl3GIgKt0Nb24qSBGIm+NoXyJITnV8na3SFCwwJTDLIb8t0mJEwe BJ1iTbk2i+BgrJpN6P14zJqK7qqC/jwfWeoahdPn/qtDmEfWAQRY0WehkQxUTgUU8V 4qY3Rwp7qC/ERkvc5Nd9WPf8iCAymUe2wiTuh6LVtdyTW0hm8rayorrdc5yTqCaA6f TMkXYRcwvJEjBEc75zZYNe4wFGHMzXpADALOJAwGXLVzdg2wzC0cQlBYnY1VRkzPzX m89fVV5Ng+Nim/p1ciOW04NWp3jFq9C1Js0Ai4mAxH0f/ZJYWnX+Ce7jOjPZc0DaG0 wGAkIHqKRQ8xQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1A08E85371; Fri, 3 Apr 2026 13:58:53 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Fri, 03 Apr 2026 15:58:47 +0200 Subject: [PATCH v3 2/5] arm64: dts: qcom: sdm845-oneplus: Enable NFC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260403-oneplus-nfc-v3-2-fbdce57d63c1@ixit.cz> References: <20260403-oneplus-nfc-v3-0-fbdce57d63c1@ixit.cz> In-Reply-To: <20260403-oneplus-nfc-v3-0-fbdce57d63c1@ixit.cz> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Martinz , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Casey Connolly , Alexander Martinz Cc: Petr Hodina , biemster , netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, oe-linux-nfc@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, Krzysztof Kozlowski , David Heidelberg X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2115; i=david@ixit.cz; h=from:subject:message-id; bh=XjHS4NuCx7fAMVlZG2ITyhuQL05ri2G40fQqssoq1r0=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpz8ebutw/eNqUEQTHgvd0Dgc/Yo9d5GISqlvQC Loj1cKUs1CJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCac/HmwAKCRBgAj/E00kg cpOhEACTMnYjl+0txKZmP0qO2F1r13eawzZ+jEy/BJACx7B28uNuVatro3naOMEtw8vf33HbTf2 dCw1QiViihzBelNqdrJQaIYah5dnhWVIETf6eTJFC9geA0HEmUFkcVMwZfl0XF0YYJXTaDBBiv3 kjbJSuPcUcbq9d4qJcCmbmkUv9NJinNs612MCwv8uOKHzMVEKTtwFTMmafh7n8Kljj269SBFiXA 3zDxNHUgJ6KHpp4ARCugs64Cp+GJgOCznLmotaiMSJVG38Q/gq3g48URr5JCf8lOHT22Y1zkncT hCDfVhmK6jLkvvmylCuVDaxpo2lgDecfc/1T2vtkRpX0vj2x4E4fc0jtjSdazQGP2Qo2BmtQbH6 uq4IVYe+CIt3Jv7WJk7Lx+DMBOUhG0xWpkXOXhkTDTQX7Goccqw+qj5p8GuKamuX2/mk9k4FKFO qutLfDko7CHqrOiciN1qg1qZk5xo3sJxP4JqmllAgbzyqXhUBJjzXUgijSLdTgBS3sbqyGIKbG8 Q6i71mqxymUnrCvauu1PQNCVCaEPzU1OGmWcMHlhXRBBDFqlLsh2SsMYykug5rcFfLcol0e3fBv udNROSLEJRjVtNvqjZmjNgwGcI7uEMftRRTQw7hymIXyUDhj8HBMo6ZBh6+Ieu1G2+vGT/EasR7 P0ges/E46aez6iA== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: David Heidelberg Enable NFC controller NXP PN553, which is part of the package NXP NQ330 (NFC + eSE). Based on work of biemster . Signed-off-by: David Heidelberg Reviewed-by: Dmitry Baryshkov --- .../arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 57 ++++++++++++++++++= ++++ 1 file changed, 57 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm= 64/boot/dts/qcom/sdm845-oneplus-common.dtsi index 6b7378cf4d493..f5a5f1fbc1fb6 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi @@ -464,6 +464,26 @@ &gpu_zap_shader { firmware-name =3D "qcom/sdm845/OnePlus/enchilada/a630_zap.mbn"; }; =20 +&i2c3 { + clock-frequency =3D <400000>; + + status =3D "okay"; + + nfc@28 { + compatible =3D "nxp,pn553", "nxp,nxp-nci-i2c"; + reg =3D <0x28>; + + interrupts-extended =3D <&tlmm 63 IRQ_TYPE_EDGE_RISING>; + + enable-gpios =3D <&tlmm 12 GPIO_ACTIVE_HIGH>; + firmware-gpios =3D <&tlmm 62 GPIO_ACTIVE_HIGH>; + + pinctrl-0 =3D <&nfc_default>; + pinctrl-1 =3D <&nfc_sleep>; + pinctrl-names =3D "default", "sleep"; + }; +}; + &i2c10 { status =3D "okay"; clock-frequency =3D <100000>; @@ -674,6 +694,11 @@ &qupv3_id_0 { status =3D "okay"; }; =20 +&qup_i2c3_default { + drive-strength =3D <2>; + bias-disable; +}; + &qup_i2c10_default { drive-strength =3D <2>; bias-disable; @@ -1007,6 +1032,38 @@ speaker_default: speaker-default-state { bias-pull-up; output-high; }; + + nfc_default: nfc-default-state { + enable-pins { + pins =3D "gpio12", "gpio62"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + + int-pins { + pins =3D "gpio63"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + }; + + nfc_sleep: nfc-sleep-state { + enable-pins { + pins =3D "gpio12", "gpio62"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + + int-pins { + pins =3D "gpio63"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + }; }; =20 &venus { --=20 2.53.0